CN215052842U - Column hammer ramming method pore-forming reinforcement pile composite foundation structure - Google Patents
Column hammer ramming method pore-forming reinforcement pile composite foundation structure Download PDFInfo
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- CN215052842U CN215052842U CN202120046114.5U CN202120046114U CN215052842U CN 215052842 U CN215052842 U CN 215052842U CN 202120046114 U CN202120046114 U CN 202120046114U CN 215052842 U CN215052842 U CN 215052842U
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- 238000000034 method Methods 0.000 title claims abstract description 40
- 230000002787 reinforcement Effects 0.000 title claims abstract description 20
- 239000002131 composite material Substances 0.000 title claims abstract description 16
- 239000002689 soil Substances 0.000 claims abstract description 33
- 239000004566 building material Substances 0.000 claims description 10
- 238000011065 in-situ storage Methods 0.000 abstract description 6
- 238000013517 stratification Methods 0.000 abstract 1
- 238000005457 optimization Methods 0.000 description 16
- 229910000831 Steel Inorganic materials 0.000 description 8
- 239000010959 steel Substances 0.000 description 8
- 238000010276 construction Methods 0.000 description 6
- 238000005056 compaction Methods 0.000 description 5
- 206010063659 Aversion Diseases 0.000 description 3
- 208000034189 Sclerosis Diseases 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 238000007596 consolidation process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000004162 soil erosion Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
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Abstract
The utility model relates to a column hammer ramming method pore-forming reinforcement body stake composite foundation structure, including envelope, the foundation base body of waiting to consolidate and a plurality of shear type ramming pore-forming stake structures, the envelope encircles the geological stratification that sets up around the foundation base body of waiting to consolidate, the envelope is connected gradually by a plurality of enclosures and forms, the anti-shear type ramming pore-forming stake structure evenly sets up in waiting to consolidate the foundation; the shear-resistant rammed hole-forming pile structure comprises a rammed hole-forming pile and a shear-resistant structure, wherein the rammed hole-forming pile is arranged in a foundation body to be reinforced, the shear-resistant structure is arranged in the rammed hole-forming pile, and a rammed enlarged head is formed at the bottom of the rammed hole-forming pile; through the scheme, the method of arranging the enclosure structure around the foundation body to be reinforced and arranging the shear-resistant rammed hole-forming pile structure in the foundation body to be reinforced is adopted, so that the foundation body is prevented from shifting and deforming in the ramming and expanding process, and the purpose of in-situ ramming of in-situ soil is realized.
Description
Technical Field
The utility model relates to the technical field, especially, relate to and be used for the equipment field, specifically speaking is a compound foundation structure of column hammer ramming method pore-forming reinforcement body stake.
Background
With the rapid development of coastal city construction, the land reclamation from sea is more and more, and the land reclamation from sea is generally carried out by filling sea or blowing sand to fill sea, enclosing and leveling, but the foundation of the construction site generally has the problems of incompact newly filled foundation, uneven settlement, low overall bearing capacity and the like. In order to meet the design bearing capacity requirement of the foundation, the foundation is usually treated by a dynamic compaction method or a dynamic compaction replacement method so as to be consolidated, and the strength of the foundation is improved. However, the soft soil layer of some foundations is thick, the soil layer on the upper surface of the foundation treated by a general dynamic compaction method is consolidated, the deep loose filling soil is still in a loose state and cannot be consolidated and compacted to meet the design requirement, and particularly, the reinforcing effect is difficult to show when the foundation is constructed in muddy soil, silty clay and cohesive soil fields with large water content; when the foundation is treated by the dynamic compaction replacement method, a hole needs to be punched on the foundation by using a column hammer with a smaller diameter, then the filler is filled into the hole by using a trolley, a hole with a larger hole diameter is punched above the original hole by using a middle hammer with a larger diameter, and then the filler is filled into the hole by using the trolley.
In the process of treating the foundation by using a column hammer tamping and expanding pore-forming method, soft soil around a pore body can be tamped and hammered into a geological layer on the side surface, so that the original soft soil layer is extruded and separated from the original position in the tamping and expanding process, and the original position tamping of the original soil layer cannot be realized.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: the utility model provides a column hammer ramming method pore-forming reinforcement body stake composite foundation structure for solve current column hammer ramming method and expand the pore-forming method and have original soft soil layer and be extruded and break away from original position in the ramming process, fail to realize the technical defect of original tamp to the normal position soil. The utility model discloses a set up envelope, treat to consolidate ground base member and the formula of shearing tamp and expand pore-forming pile structure isotructure, adopt and set up envelope and will shear the formula of tamping and expand pore-forming pile structure and set up the method in treating to consolidate the ground base member and realized preventing to tamp and expand in-process ground base member aversion deformation, realize the purpose that the normal position of normal position soil tamped. Adopt the utility model discloses can effectively realize preventing to ram and expand in-process ground body aversion deformation afterwards, realize the purpose of the normal position tamp of normal position soil.
In order to realize the technical scheme, the utility model discloses a following technical scheme realizes:
the column hammer ramming-expanding method hole-forming reinforcement body pile composite foundation structure comprises an enclosure structure, a foundation body to be reinforced and a plurality of shear-resistant ramming-expanding hole-forming pile structures, wherein the enclosure structure is arranged in a geological layer around the foundation body to be reinforced in a surrounding mode and is formed by sequentially connecting a plurality of enclosure parts, and the shear-resistant ramming-expanding hole-forming pile structures are uniformly arranged in the foundation body to be reinforced;
anti formula of cutting is tamped and is expanded pore-forming pile structure is including ramming and expand pore-forming pile and shear structure, it is internal that ramming expands pore-forming pile and setting up treating the reinforcement foundation, shear structure sets up in ramming expands pore-forming pile, the bottom of ramming and expanding pore-forming pile forms the enlarged footing of ramming.
In order to better realize the utility model discloses, as above-mentioned technical scheme's further optimization, ramming and expanding the pore-forming stake and be T shape round platform structure.
As a further optimization of the technical scheme, the T-shaped circular truncated cone structure comprises a small-diameter pile and a large-diameter pile, the small-diameter pile is arranged below the large-diameter pile, and the bottom end of the large-diameter pile is in contact with the top end of the small-diameter pile.
As a further optimization of the above technical solution, the small diameter pile is composed of a plurality of segments of block-shaped building material columns.
As a further optimization of the above technical solution, the large diameter pile is composed of several sections of granular building material columns.
As a further optimization of the technical scheme, an improved soil cushion layer is arranged above the foundation body to be reinforced.
As a further optimization of the technical scheme, blind ditches are arranged at the edge positions of the improved soil cushion layer.
As a further optimization of the technical scheme, a hardening layer is arranged in the blind ditch.
As a further optimization of the above technical solution, the enclosure includes a holding column and a soil blocking portion, and the soil blocking portion is disposed on a side surface of the holding column.
Compared with the prior art, the utility model, following advantage and beneficial effect have:
the utility model discloses a set up envelope, treat to consolidate ground base member and the formula of shearing tamp and expand pore-forming pile structure isotructure, adopt and set up envelope and will shear the formula of tamping and expand pore-forming pile structure and set up the method in treating to consolidate the ground base member and realized preventing to tamp and expand in-process ground base member aversion deformation, realize the purpose that the normal position of normal position soil tamped.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic view of the structure of the section a-a of the present invention.
The figure is marked with 1-a building envelope, 2-a foundation to be reinforced, 3-a shear-resistant rammed hole pile structure, 4-an improved soil cushion layer, 5-a blind ditch, 6-a hardened layer, 11-a holding column, 12-a soil retaining part, 31-a rammed hole pile, 32-a shear-resistant structure, 311-a small-diameter pile and 312-a large-diameter pile.
Detailed Description
The present invention will be described in detail and with reference to the preferred embodiments of the present invention, but the present invention is not limited thereto.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "first", "second", "third", etc. are used only for distinguishing the description, and are not intended to indicate or imply relative importance.
The terms "upper", "lower", "left", "right", "inner", "outer", and the like refer to orientations or positional relationships based on the drawings, or the orientations or positional relationships that are conventionally used to place the products of the present invention, and are used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "vertical" and the like do not require absolute perpendicularity between the components, but may be slightly inclined. Such as "vertical" merely means that the direction is relatively more vertical and does not mean that the structure must be perfectly vertical, but may be slightly inclined.
In the description of the present invention, it is also to be understood that the terms "disposed," "mounted," "connected," and the like are intended to be construed broadly unless otherwise specifically indicated and limited. For example, the connection can be fixed, detachable or integrated; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as a preferred embodiment, it is shown in FIG. 1 to FIG. 2;
the column hammer ramming-expanding method hole-forming reinforcement body pile composite foundation structure comprises an enclosure structure 1, a to-be-reinforced base body 2 and a plurality of shear-resistant ramming-expanding hole-forming pile structures 3, wherein the enclosure structure 1 is arranged in a geological layer around the to-be-reinforced base body 2 in a surrounding mode, the enclosure structure 1 is formed by sequentially connecting a plurality of enclosure parts, and the shear-resistant ramming-expanding hole-forming pile structures 3 are uniformly arranged in the to-be-reinforced base body 2;
anti formula of cutting is tamped and is expanded pore-forming pile structure 3 is including ramming and expanding pore-forming pile 31 and shear structure 32, ramming and expanding pore-forming pile 31 sets up in treating consolidating ground base member 2, shear structure 32 sets up in ramming and expanding pore-forming pile 31, the bottom of ramming and expanding pore-forming pile forms the enlarged footing of ramming.
In the embodiment, as shown in fig. 1, by providing the building envelope 1, the foundation 2 to be reinforced, the shear-resistant rammed hole-forming pile structure 3, and the like, the method of providing the building envelope 1 around the foundation 2 to be reinforced and providing the shear-resistant rammed hole-forming pile structure 3 in the foundation 2 to be reinforced is adopted to achieve the purposes of preventing the foundation from shifting and deforming during the ramming process and achieving the in-situ ramming of the in-situ soil.
It should be particularly clear and explained that, in the present embodiment, the shear structure 32 is a steel sheet pile or a steel pipe pile. In this embodiment, the bottom of ramming and expanding the pore-forming pile to forming the enlarged footing in the dynamic compaction effect, make the utility model discloses a bottom has bigger contact surface, has promoted simultaneously the utility model discloses a bearing capacity.
In the present embodiment, as shown in fig. 2, a steel sheet pile or a steel pipe pile is disposed in the rammed hole-forming pile 31, so that the rammed hole-forming pile 31 has a slip-resistant function, and further, the shear-resistant capability thereof is improved.
In order to better realize the utility model discloses, as above-mentioned technical scheme's further optimization, ramming and enlarging pore-forming pile 31 is T shape round platform structure.
As a further optimization of the above technical solution, the T-shaped circular truncated cone structure includes a small-diameter pile 311 and a large-diameter pile 312, the small-diameter pile 311 is disposed below the large-diameter pile 312, and the bottom end of the large-diameter pile contacts with the top end of the small-diameter pile.
As a further optimization of the above technical solution, the small-diameter pile 311 is composed of several segments of block-shaped building material columns.
It should be particularly clear and explained that in the present embodiment, the block-shaped building material column can be composed of bricks, crushed stone, crushed concrete and other structures.
In this embodiment, as shown in fig. 2, through setting up the minor diameter stake 311 that comprises cubic building material post, make the utility model discloses a bottom basis has very strong structure of holding power, and then has effectively promoted the utility model discloses a practicality.
As a further optimization of the above technical solution, the large diameter pile 312 is composed of several sections of granular building material columns.
It should be particularly clear and explained that, in the present embodiment, the granular building material column may be composed of sand, gravel or dust with a particle size of not more than 50 mm.
In this embodiment, as shown in fig. 2, by providing the large-diameter piles 312 composed of granular building material columns, the method of increasing the bearing surface by the large-diameter piles 312 is utilized, so that the utility model discloses the assurance reinforcement effect that can be more firm.
As a further optimization of the above technical solution, an improved soil cushion layer 4 is arranged above the foundation body 2 to be reinforced.
In this embodiment, as shown in fig. 2, by providing the improved soil mat layer 4 above the foundation 2 to be reinforced, the top end of the foundation 2 to be reinforced is reinforced by the improved soil mat layer 4, so that the utility model discloses a ground layer also has very strong holding power function.
As a further optimization of the technical scheme, a blind ditch 5 is arranged at the edge position of the improved soil cushion layer 4.
In this embodiment, as shown in fig. 2, by providing the blind ditch 5, the accumulated water of the present invention can flow into the blind ditch 5 and be drained away.
As a further optimization of the technical scheme, a hardened layer 6 is arranged in the blind ditch 5.
In this embodiment, as shown in fig. 2, through set up sclerosis layer 6 in french drain 5, utilize the protection of sclerosis layer 6 to structure in the french drain, make the utility model discloses a french drain 5 possesses stronger soil erosion prevention function.
As a further optimization of the above technical solution, the enclosure includes a holding column 11 and a retaining part 12, and the retaining part 12 is disposed on a side surface of the holding column 11.
In this embodiment, as shown in fig. 2, envelope 1 through setting up holding force post 11 and retaining portion 12 for envelope 1 utilizes holding force post 11 and retaining portion 12 to treat the protection of consolidating ground base member after implanting and treating consolidating ground base member 2, makes the utility model discloses at the reinforcement in-process, the ground body in the envelope can not the slippage outside treating the consolidation area, and then makes the utility model discloses have very strong anti-slippage function.
It should be particularly clear and explained that, in the present embodiment, the supporting column is a bite pile or a steel sheet pile, and the retaining portion is a steel sheet pile or a retaining wall.
As shown in FIGS. 1-2, the utility model discloses a work flow does: measuring and lofting and determining a region to be reinforced, measuring and lofting and determining the region of the building enclosure 1, constructing the building enclosure 1 in the determined region of the building enclosure 1, after the construction is finished, measuring and lofting and determining the point positions of the rammed hole-forming piles 31 on the foundation 2 to be reinforced, moving the column hammer equipment to each position, ramming and forming holes at each point position by using the column hammer equipment, filling blocky aggregate into the holes after the rammed hole-forming is finished, ramming by using the column hammer, repeating the steps until the holes are filled with blocky aggregate, changing the cake hammer and ramming to form holes, filling granular aggregate into the holes, ramming again until the holes are completely filled with the aggregate, completing the construction, inserting steel sheet piles or steel pipe piles into the T-shaped round table structure which has been rammed and formed the holes, repeating the steps described in the previous text until the construction of the anti-shear type rammed hole-forming pile structure 3 is finished, after all the shear-resistant ramming-expanding hole-forming pile structures 3 are constructed, tamping the foundation 2 to be reinforced in the maintenance area by using a cake hammer, paving an improved soil cushion layer 4 after tamping is finished, tamping the improved soil cushion layer 4 by using the cake hammer after the improved soil cushion layer 4 is paved, sequentially constructing a blind ditch 5 and a hardened layer 6 in the blind ditch 5 until construction is finished, and finally forming a hole-forming reinforcement pile composite foundation structure by using a column hammer ramming-expanding method.
Through the scheme, the method of arranging the enclosure structure around the foundation body to be reinforced and arranging the shear-resistant rammed hole-forming pile structure in the foundation body to be reinforced is adopted, so that the foundation body is prevented from shifting and deforming in the ramming and expanding process, and the purpose of in-situ ramming of in-situ soil is realized.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The column hammer ramming method pore-forming reinforcement body pile composite foundation structure is characterized in that: the anti-shear ramming-expanding hole-forming pile structure comprises an enclosure structure (1), a foundation (2) to be reinforced and a plurality of anti-shear ramming-expanding hole-forming pile structures (3), wherein the enclosure structure (1) is arranged in a geological layer around the foundation (2) to be reinforced in a surrounding mode, the enclosure structure (1) is formed by sequentially connecting a plurality of enclosure parts, and the anti-shear ramming-expanding hole-forming pile structures (3) are uniformly arranged in the foundation (2) to be reinforced;
anti formula of cutting is tamped and is expanded pore-forming pile structure (3) including ramming and expand pore-forming pile (31) and shear structure (32), ramming and expanding pore-forming pile (31) and setting up in treating consolidating ground base member (2), shear structure (32) set up in ramming and expanding pore-forming pile (31), the bottom of ramming and expanding pore-forming pile (31) forms the enlarged head of ramming.
2. The column hammer ramming-expanding method hole-forming reinforcement pile composite foundation structure according to claim 1, wherein: the rammed hole-forming pile (31) is of a T-shaped circular truncated cone structure.
3. The column hammer ramming-expanding method hole-forming reinforcement pile composite foundation structure according to claim 2, wherein: the T-shaped circular truncated cone structure comprises a small-diameter pile (311) and a large-diameter pile (312), wherein the small-diameter pile (311) is arranged below the large-diameter pile (312), and the bottom end of the large-diameter pile (312) is in contact with the top end of the small-diameter pile (311).
4. The column hammer ramming-expanding method hole-forming reinforcement pile composite foundation structure according to claim 3, wherein: the small-diameter pile (311) is composed of a plurality of sections of block-shaped building material columns.
5. The column hammer ramming-expanding method hole-forming reinforcement pile composite foundation structure according to claim 3, wherein: the large diameter pile (312) is comprised of sections of granular building material columns.
6. The column hammer ramming-expanding method hole-forming reinforcement pile composite foundation structure according to claim 1, wherein: an improved soil cushion layer (4) is arranged above the foundation body (2) to be reinforced.
7. The column hammer ramming-expanding method hole-forming reinforcement pile composite foundation structure of claim 6, wherein: blind ditches (5) are arranged at the edge positions of the improved soil cushion layer (4).
8. The column hammer ramming-expanding method hole-forming reinforcement pile composite foundation structure of claim 7, wherein: a hardening layer (6) is arranged in the blind ditch (5).
9. The column hammer ramming-expanding method hole-forming reinforcement pile composite foundation structure according to claim 1, wherein: the enclosing part comprises a supporting column (11) and a soil retaining part (12), and the soil retaining part (12) is arranged on the side surface of the supporting column (11).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120046114.5U CN215052842U (en) | 2021-01-08 | 2021-01-08 | Column hammer ramming method pore-forming reinforcement pile composite foundation structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120046114.5U CN215052842U (en) | 2021-01-08 | 2021-01-08 | Column hammer ramming method pore-forming reinforcement pile composite foundation structure |
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| CN215052842U true CN215052842U (en) | 2021-12-07 |
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| CN202120046114.5U Active CN215052842U (en) | 2021-01-08 | 2021-01-08 | Column hammer ramming method pore-forming reinforcement pile composite foundation structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115198735A (en) * | 2022-07-29 | 2022-10-18 | 山西机械化建设集团有限公司 | Construction method of SDDC (Standard deviation DC) slide-resistant pile in open-pit mining disordered backfill area |
-
2021
- 2021-01-08 CN CN202120046114.5U patent/CN215052842U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115198735A (en) * | 2022-07-29 | 2022-10-18 | 山西机械化建设集团有限公司 | Construction method of SDDC (Standard deviation DC) slide-resistant pile in open-pit mining disordered backfill area |
| CN115198735B (en) * | 2022-07-29 | 2023-11-24 | 山西机械化建设集团有限公司 | Construction method of SDDC (Standard data Console) slide-resistant pile in disordered backfill region of open-pit mining |
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Effective date of registration: 20240517 Address after: No. 602, Unit 3, Building 56, Ideal Town, Qianxin Road Middle Section, Xishan District, Kunming City, Yunnan Province, 650000 Patentee after: Lin Hong Country or region after: China Address before: 610041 No. 811, 8th floor, building 8, No. 388, north section of Yizhou Avenue, high tech Zone, Chengdu, Sichuan Patentee before: Sichuan jindipan Construction Engineering Co.,Ltd. Country or region before: China |
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Effective date of registration: 20240603 Address after: 650000 Kunming, Yunnan Province, China (Yunnan) Pilot Free Trade Zone Kunming Area Economic Development Zone Ala Street Office, Shuntong Community, No. 31 Pufa Road, Shuntong Auto Parts City A6-F4-343 Patentee after: Yunnan Linde Construction Engineering Co.,Ltd. Country or region after: China Address before: No. 602, Unit 3, Building 56, Ideal Town, Qianxin Road Middle Section, Xishan District, Kunming City, Yunnan Province, 650000 Patentee before: Lin Hong Country or region before: China |